Shimano BTR2 Di2 Internal Battery Seat Tube ShimFrom: $9.99 Shimano SM-BTR1 E-Tube Di2 External BatteryFrom: $67.99 Shimano BT-DN110-7A E-Tube Di2 Internal BatteryFrom: $129.99 Shimano BM-DN100-S Bluetooth Di2 Battery MountsFrom: $99.99 ...
The SM-BCC type chargers are essentially just power cord, most often used with e-bikes. Example uses:SM-BCC1, SM-BCC16 BCRBattery Charger Shimano's SM-BCR1 is the charger used with the external Di2 battery,SM-BTR1. The SM-BCR2 charger was used with the 11-speed internal batteries....